On Mon, Mar 09, 2015 at 10:25:28AM +0100, Alex Greif wrote:
> Hi,
> 
> I am currently trying to find a solution to lock my desktop system (openbsd
> 5.6, amd64), but with the following steps I can always bypass xlock or
> slock:
> 
> - run X session with startx
> - lock it with xlock or slock
> - switch to text console 2 (with [CTRL]+[ALT]+[F2])
> - switch to text console 1, where X server seems to run in foreground. The
> last message is (II) AIGLX: Suspending AIGLX clients fro VT switch
> ... now the problem begins...
> - CTRL-C a few times
> - xinit is killed
> - you are in the login shell of the user who locked the screen ... arrgh
> 
> Is there a security advice how to prevent killing the X session by switching
> the text console and killing xinit?

starting X with "exec startx" prevents ^C from returning to the
shell

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